setback

n.退步；挫折，挫败

set oneself against, set oneself up as, set out, set out to, set piece, set sb against sb, set sb down, set sb up, set sb/sth apart (from sb/sth), set square, set sth aside, set sth back (sth), set the table, set theory, set to, set up, set-back, set-to, set-up, set...as objective, setline, sett, settee, setter, setting, settle, settle (sb) in/into sth, settle down, settle for, settle for sth, settle on sth, settle one's account, settled, settlement, settler, seven, seven-, seven-course, seventeen, seventeenth,